1. Tell him jokes. Usually telling jokes is a common way to deceive people. You can choose some humorous and witty jokes to tell her. Maybe he will be happy.

2. Take him to eat delicious food. How can most people refuse the temptation of good food? Maybe when he eats delicious food, his unhappiness will suddenly disappear.

3. Give him a present. Give him a few words of comfort and give him a surprise. Maybe you can feel better and happier.

4. Take him to the amusement park. Going to the amusement park to play some exciting projects may take away unhappiness and let him vent all his unhappiness. The whole person will be refreshed.

5. Go for a walk with him in the park. Let him tell you everything, talk while walking, and enlighten him.